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Use the following to answer questions 1-2:
The electric potential V(x, y, z) in a region of space is given by
V(x, y, z) = 125(2x2 + 2y2 - 5z2)
1. Determine the magnitude of the electric field at the point (0.200 m, 0.300 m, 0.100m).
2. What is the radius of the equipotential contour corresponding to V=375 V and z=1?
A PROTON moves at a speed of 70 m/s perpendicular to the direction of a uniform magnetic field of 10 T. What is the radius of the proton's circular orbit in units of nanometers
Light from a helium-neon laser (= 633 nm) is utilized to illuminate two narrow slits. The interference pattern is observed on a screen 3.5m behind the slits. Eleven bright fringes are seen, spanning a distance of 50mm. What is the spacing (in mm) amo..
a hydrogen atom is in its tenth excited state according to the bohr model n11. a what is the radius of the bohr orbit?
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A 10.8 kg object oscillates at the end of a vertical spring that has a spring constant of 2.05 104 N/m. By what percentage does the amplitude of the oscillation decrease in each cycle
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A heat engine with an efficiency of 20.0% performs 2500 J of work. How much heat is discharged to the lower temperature reservoir
Suppose your weight has been constant, but then - after being introduced to really good chocolate - you start eating 100 extra food calories (recall, 1 food calorie is really 1kcal or 1000 calories of energy) every day without otherwise adjusting ..
A mixture of iron and an unknown material is bombarded with electrons. What is the unknown material (use chemical symbol)
an unstable particle is created in the upper atmosphere from a cosmic ray and travels straight down toward the surface
A proton and electron moving with the same speed enter the magnetic field of the earth at the same angle, what type of trajectory will each particle follow in the earth's magnetic field
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